How To Fix CNV_NCE_BAS050 - Object &1, &2 Range &3 &4: no mappings found

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_NCE_BAS - Number conversion engine: messages

• Message number: 050

• Message text: Object &1, &2 Range &3 &4: no mappings found

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_NCE_BAS050 - Object &1, &2 Range &3 &4: no mappings found ?

  The SAP error message CNV_NCE_BAS050 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that there are no mappings found for the specified object and range, which means that the system is unable to find the necessary data transformation rules or mappings for the data being processed.
  Cause:
  
  Missing Mapping Entries: The most common cause is that the mapping entries for the specified object (e.g., a table or field) are not defined in the migration project.
  Incorrect Configuration: The configuration settings for the migration might be incorrect, leading to the system not being able to locate the mappings.
  Data Model Changes: If there have been changes in the data model (e.g., during an upgrade or migration), the existing mappings may no longer be valid.
  Inconsistent Data: The data being migrated may not conform to the expected format or structure, leading to a failure in finding the appropriate mappings.
  
  Solution:
  
  
  Check Mapping Configuration:
  
  Go to the migration project and verify that the mappings for the specified object are correctly defined.
  Ensure that the mapping entries exist for the range specified in the error message.
  
  
  
  Create or Update Mappings:
  
  If mappings are missing, you may need to create new mapping entries for the object in question.
  If the mappings are outdated due to changes in the data model, update them accordingly.
  
  
  
  Review Migration Settings:
  
  Check the overall configuration of the migration project to ensure that all necessary settings are correctly configured.
  Make sure that the source and target structures are correctly aligned.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation for the specific migration tool you are using to understand the required mappings and configurations.
  
  
  
  Testing:
  
  After making changes, perform a test migration to ensure that the mappings are now recognized and that the error does not occur.
  
  
  
  Seek Support:
  
  If the issue persists, consider reaching out to SAP support or consulting with an SAP expert who can provide more tailored assistance based on your specific scenario.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like LTMC (for Migration Cockpit) or LTMOM (for Migration Object Modeler) to manage your migration projects and mappings.
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide additional guidance related to this error message.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to resolve the CNV_NCE_BAS050 error and successfully complete your data migration process.